update libs

package.json

@@ -133,7 +133,7 @@
     "throttle-debounce": "^1.0.1",
     "toastr": "^2.1.2",
     "uglifycss": "^0.0.27",
-    "url-join": "^3.0.0",
+    "url-join": "^4.0.0",
     "webpack": "^3.1.0",
     "webpack-bundle-analyzer": "^2.9.0",
     "webpack-merge": "~4.1.0",

yarn.lock

@@ -6186,9 +6186,9 @@ url-join@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/url-join/-/url-join-0.0.1.tgz#1db48ad422d3402469a87f7d97bdebfe4fb1e3c8"
 
-url-join@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/url-join/-/url-join-3.0.0.tgz#26e8113ace195ea30d0fc38186e45400f9cea672"
+url-join@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/url-join/-/url-join-4.0.0.tgz#4d3340e807d3773bda9991f8305acdcc2a665d2a"
 
 url@0.10.3:
   version "0.10.3"